PCSX2Bonus.Gamepad.BeginPoll C# (CSharp) Method

        private async void BeginPoll()
        {
            try
            {
                if (!this.IsValid)
                {
                    return;
                }
                this.IsPolling = true;
            Label_007E:
                if (this.cts.IsCancellationRequested)
                {
                    return;
                }
                this._joystick.Poll();
                BufferedDataCollection bufferedData = this._joystick.GetBufferedData();
                if (bufferedData != null)
                {
                    IEnumerator enumerator = bufferedData.GetEnumerator();
                    try
                    {
                        while (enumerator.MoveNext())
                        {
                            BufferedData current = (BufferedData) enumerator.Current;
                            if (current.ButtonPressedData == 1)
                            {
                                int button = Array.FindIndex<byte>(this.Buttons, b => b != 0);
                                if (button == -1)
                                {
                                    continue;
                                }
                                this.OnButtonPressed(button);
                                goto Label_03F5;
                            }
                            if (current.ButtonPressedData == 0)
                            {
                                if (this.LeftStickX > 0xafc8)
                                {
                                    this.OnDirectionChanged("right");
                                    await Task.Delay(250);
                                }
                                else if (this.LeftStickX < 0x4a38)
                                {
                                    this.OnDirectionChanged("left");
                                    await Task.Delay(250);
                                }
                                if (this.LeftStickY > 0xafc8)
                                {
                                    this.OnDirectionChanged("down");
                                    await Task.Delay(250);
                                    continue;
                                }
                                if (this.LeftStickY < 0x4a38)
                                {
                                    this.OnDirectionChanged("up");
                                    await Task.Delay(250);
                                }
                            }
                        }
                    }
                    finally
                    {
                        IDisposable asyncVariable1;
                        asyncVariable1 = enumerator as IDisposable;
                        if (asyncVariable1 != null)
                        {
                            asyncVariable1.Dispose();
                        }
                    }
                }
            Label_03F5:
                if (this._joystick != null)
                {
                    switch (this.DirectionalButtons[0])
                    {
                        case 0:
                            this.OnDirectionChanged("up");
                            await Task.Delay(250);
                            break;

                        case 0x2328:
                            this.OnDirectionChanged("right");
                            await Task.Delay(250);
                            break;

                        case 0x4650:
                            this.OnDirectionChanged("down");
                            await Task.Delay(250);
                            break;

                        case 0x6978:
                            this.OnDirectionChanged("left");
                            await Task.Delay(250);
                            break;
                    }
                }
                goto Label_007E;
            }
            catch (Exception exception)
            {
                this.IsPolling = false;
                Console.WriteLine(exception.Message);
            }
        }